is_infinite() function in PHP

The is_infinite() function checks if a value is infinite or not. It Returns true if num is an infinite number, else it Returns false.

Syntax

is_infinite(num)

Parameters

• num − The number to be checked.

Return

The is_infinite() function Returns true if num is an infinite number, else it Returns false.

Example

<?php
   echo is_infinite(1);
?>

Example

 Live Demo

<?php
   echo is_infinite(log(0));
?>

Output

1

Samual Sam

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Updated on: 26-Jun-2020

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